Cita APA

Manchester, W., von Koskull, H., & Churchill, W. B. Winston Churchill. C. Bertelsmann.

Citación estilo Chicago

Manchester, William, Hans-Jürgen von Koskull, y Winston BeteiligteR Churchill. Winston Churchill. München: C. Bertelsmann.

Cita MLA

Manchester, William, et al. Winston Churchill. C. Bertelsmann.